Sumida C252012WB-2R2 Smd power inductor Datasheet

SMD Power Inductor
C252012/DS
Description
• Multilayer power inductor.
• Magnetically shielded.
• L W H: 2.65 2.15 1.2 mm Max.
• Product weight: 28mg (Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
• Halogen Free available.
RoHS
× ×
Halogen
Free
Environmental Data
• Operating temperature range: -30
+85
(including coil’s self temperature rise)
+85
• Storage temperature range: -30
• Solder reflow temperature: 260
peak.
Dimension - [mm]
2.5±0.15
1.2 Max.
0.46±0.2
51
.0
±
0.
2
2.
0
±
8.
1
℃~ ℃
℃~ ℃
℃
Packaging
• Carrier tape and reel packaging.
Applications
• Ideally used in DC/DC converters for Smart
phones, Cell phones, other portable
instruments, HDD, and SSD.
Land pattern and Schematics - [mm]
1.3
× ×
0.6
0
.
2
2.5
Electrical Characteristics
Part No.
μH)※1
±L(20%
C252012WB-R47
0.47
C252012WB-1R0
±
Ω)
※
Saturation current
(mA) 2
Temperature rise
Current (mA) 3
50
2300
2300
1.0
80
2000
1900
C252012WB-1R5
1.5
105
1600
1700
C252012WB-2R2
2.2
130
1500
1400
C252012WB-3R3
3.3
230
1300
1000
C252012WB-4R7
4.7
320
1200
900
D.C.R. (m
25%
※
※1. Inductance measuring condition: at 3MHz.
※2. Saturation current: The value of D.C. current when the inductance decreases to 70% of it’s nominal value.
※3. Temperature rise current: The value of D.C. current when the temperature rise is △t=40℃(Ta=25℃).
Page 1 of 3
Revised: 19-Mar-12
SMD Power Inductor
C252012/DS
Saturation Current & Temperature Rise Graph
℃
L (20 )
μ
△T (℃)
△T
μ
60
2. C252012WB-3R3
L ( H)
6
5
50
4
△T (℃)
μ
△T60(℃)
60
3. C252012WB-2R2
L ( H)
3.0
5
50
2.5
50
40
4
40
2.0
40
3
30
3
30
1.5
30
2
20
2
20
1.0
20
1
10
1
10
0.5
10
0
0
0
0
0.0
0
1. C252012WB-4R7
L ( H)
6
0.0
0.2
0.4
0.6
0.8
1.0
0.0
0.3
0.6
DC (A)
0.9
1.2
1.5
DC (A)
μ
△T (℃)
4. C252012WB-1R5
L ( H)
2.4
μ
2.0
50
1.0
50
1.6
40
0.8
40
1.2
30
0.6
30
0.8
20
0.4
20
0.4
10
0.2
10
0
0.0
0.4
0.8
1.2
DC (A)
1.6
2.0
0.6
0.9
1.2
△T (℃)
60
0.0
0.3
DC (A)
5. C252012WB-1R0
L ( H)
1.2
0.0
0.0
60
0
0.0
0.4
0.8
1.2
1.6
2.0
2.4
DC (A)
Page 2 of 3
Revised: 19-Mar-12
1.5
SMD Power Inductor
C252012/DS
Solder Reflow Condition
T (℃)
300
250
Heat Endurance
260℃
230℃
200
0
60
120
180
240
245℃ PEAK
T (s)
40s
± ℃,60~120s
170 10
100
300
℃
230
150
60
100
Temperature Chart
200
10
150
50
0
T (℃)
300
250
50
0
0
60
120
180
240
300 T (s)
Please refer to the sales offices on our website - http://www.sumida.com
Hong Kong
Shanghai
Shenzhen
Taipei
Tel.+852-2880-6688
FAX.+852-2565-9600
[email protected]
Tel.+86-021-5836-3299
FAX.+86-021-5836-3266
[email protected]
Tel.+86-755-8291-0228
FAX.+86-755-8291-0338
[email protected]
Tel.+886-2-8751-2737
FAX.+886-2-8751-2738
[email protected]
Tokyo
Seoul
Singapore
San Jose
Tel.+81-3-5202-7112
FAX.+81-3-5202-7105
[email protected]
Tel.+82-2-6237-0777
FAX.+82-2-6237-0778
[email protected]
Tel.+65-6296-3388
FAX.+65-6296-3390
[email protected]
Tel.+1-408-321-9660
FAX.+1-408-321-9308
[email protected]
Chicago
Obernzell
Neumarkt
Tel.+1-847-545-6700
FAX. +1-847-545-6720
[email protected]
Tel.+49-8591-937-0
FAX. +49-8591-937-103
[email protected]
Tel.+49-9181-4509-110
FAX. +49-9181-4509-310
[email protected]
Page 3 of 3
Revised: 19-Mar-12
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